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<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
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<form name="punchout_form" method="post" action="https://openapi-sandbox.dl.alipaydev.com/gateway.do?charset=utf-8&method=alipay.trade.page.pay&sign=a7uHYuZAipn53kc0c0F1%2BHP1SeO6ADYY28kYwcfS8eW4DJHxS%2BVMkJcyYFrjJXfY21kdLoH5%2FAyDGklKQOuti2flX7S2esXWUTHGXLS%2BALhrAa%2B3od%2FQ90V2NAuvqlEAq%2FGnLM52f0DkbaOZg773AA4b0C36VPEVbeKhDF0D40bgHGEJgWr16xZ3KTXQ%2B7i8rLORJKET41rz6vDHLgnBCsYuTTXSYo2tEatslloVF2e2pNrTdeCmzg9mnekSpwCCv32CrySLQnsl3LsIUFkpDQwU9B06KSgS%2FE0vnyLNeccLxu40Uwb7Qym631ukmGTm03n1fonzkGcNfZD%2BVJf9DQ%3D%3D&return_url=https%3A%2F%2Fgaga.plus&notify_url=http%3A%2F%2Fbxc1009.natapp1.cc%2Fapi%2Fv1%2Falipay%2Falipay_notify_url&version=1.0&app_id=2021000147645689&sign_type=RSA2&timestamp=2025-06-09+15%3A58%3A46&alipay_sdk=alipay-sdk-java-4.38.157.ALL&format=json">
    <input type="hidden" name="biz_content" value="{&quot;out_trade_no&quot;:&quot;6029061735531067&quot;,&quot;total_amount&quot;:&quot;1.68&quot;,&quot;subject&quot;:&quot;测试商品&quot;,&quot;product_code&quot;:&quot;FAST_INSTANT_TRADE_PAY&quot;}">
    <input type="submit" value="立即支付" style="display:none" >
</form>
<script>document.forms[0].submit();</script>
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</html>